Time delay and Time lag

Time lag and time delay are semantically related in backwardness topic. In some cases you can use "Time lag" instead a noun phrase "Time delay", when it comes to topics like latency, lateness.

Time lag noun - Time during which some action is awaited.

Time delay and time lag are semantically related in backwardness topic. You can use "Time delay" instead a noun phrase "Time lag", if it concerns topics such as latency, lateness.